Upon arrival in Osaka, make your way to Abeno Harukas, the tallest building in Japan. Start your trip by exploring the various attractions within the building. Visit the Harukas 300 Observatory on the 58th to 60th floors for breathtaking panoramic views of the city. Take your time to admire the stunning skyline and landmarks like Osaka Castle and Tsutenkaku Tower. Afterward, head to the Abeno Harukas Art Museum to appreciate the impressive collection of contemporary art. End your day by indulging in a delicious dinner at one of the many restaurants in the building, offering a wide range of cuisines.